7870860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{599}}^1$

素因数の和:687

約数の個数: 72

約数和(自身を含む): 24242400

約数和(自身を除く): 16371540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 599, 657, 730, 876, 1095, 1198, 1314, 1460, 1797, 2190, 2396, 2628, 2995, 3285, 3594, 4380, 5391, 5990, 6570, 7188, 8985, 10782, 11980, 13140, 17970, 21564, 26955, 35940, 43727, 53910, 87454, 107820, 131181, 174908, 218635, 262362, 393543, 437270, 524724, 655905, 787086, 874540, 1311810, 1574172, 1967715, 2623620, 3935430, 7870860]

約数ペア:

[(1, 7870860), (2, 3935430), (3, 2623620), (4, 1967715), (5, 1574172), (6, 1311810), (9, 874540), (10, 787086), (12, 655905), (15, 524724), (18, 437270), (20, 393543), (30, 262362), (36, 218635), (45, 174908), (60, 131181), (73, 107820), (90, 87454), (146, 53910), (180, 43727), (219, 35940), (292, 26955), (365, 21564), (438, 17970), (599, 13140), (657, 11980), (730, 10782), (876, 8985), (1095, 7188), (1198, 6570), (1314, 5990), (1460, 5391), (1797, 4380), (2190, 3594), (2396, 3285), (2628, 2995)]